Saddle stitching folds the sheet in half and puts 2 staples through the fold. Each sheet will thus have 4 pages. If the number of pages in your job is not in multiples of 4, we’ll add blank pages.
Corner stapling puts one staple in the top left corner in portrait or landscape orientation.
Side stapling puts two staples through the face to the back.
Cerlox combs are easy to take apart to add or remove pages after binding.
Spiral combs are professional looking but more difficult to remove.
Wire-o binding is the most professional looking but the binding cannot be re-used.
Perfect binding is seen on most magazines on newstands. It has a square spine and looks professional but the book cannot be opened flat.